The Prometheus monitoring system and time series database.
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// Copyright 2016 The etcd Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//go:build linux
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// +build linux
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package fileutil
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import (
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"os"
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"syscall"
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)
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// Fdatasync is similar to fsync(), but does not flush modified metadata
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// unless that metadata is needed in order to allow a subsequent data retrieval
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// to be correctly handled.
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func Fdatasync(f *os.File) error {
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return syscall.Fdatasync(int(f.Fd()))
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}
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